A group of Denver Police and Fire Chiefs pose near an outside wall of City Hall in Denver, Colorado. Police and Fire Chiefs in the back row, left to right include: Police Chief, Daniel Mays; Fire Chief, George Duggan; Police Chief John L. Russell;...

Four Pawnee chiefs (on the left) and four Sioux chiefs (on the right), pose for a group portrait while touring with Buffalo Bill's Wild West Show. Included are, from the left, Eagle Chief, Knife Chief, Brave Chief, Young Chief, American Horse,...

William Frederick "Buffalo Bill" Cody stands in the left center of a group of Native American chiefs. The group includes, from left, Brave Chief, Eagle Chief, Knife Chief, Young Chief, Buffalo Bill, American Horse, Rocky Bear, Flys Above and Long...